dired-save-positions
dired-save-positions is a compiled Lisp function in `dired.el
'.
(dired-save-positions)
Return current positions in the buffer and all windows with this directory.
The positions have the form (BUFFER-POSITION WINDOW-POSITIONS).
BUFFER-POSITION is the point position in the current Dired buffer.
It has the form (BUFFER DIRED-FILENAME BUFFER-POINT).
WINDOW-POSITIONS are current positions in all windows displaying
this dired buffer. The window positions have the form (WINDOW
DIRED-FILENAME WINDOW-POINT).